Haga, Yuuichi
Current rating: 1453
Record: 12-15
| Grand Prix Yokohama 2004 (COK limited) | starting rating: 1487 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 236 | Orihara, Jun (1602) | Won 2-0 | +201507 |
| 2sealed | 26 | Takahashi, Junya (1581) | Lost 0-2 | -171490 |
| 3sealed | 254 | Sugiura, Hiroki (1538) | Lost 1-2 | -171473 |
| 4sealed | 255 | Tsukimoto, Kazuhiro (1364) | Lost 1-2 | -201453 |
| top | average opponent: 1521record: 1-3 | new rating: 1453 | ||
| Grand Prix Nagoya 2004 (5DN standard) | starting rating: 1503 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 39 | Aizawa, Yuuichi (1438) | Won 2-0 | +171520 |
| 3standard | 160 | Kawamura, Akihiro (1516) | Lost 0-2 | -181502 |
| 4standard | 288 | Chikusa, Shinya (1521) | Won 2-0 | +181520 |
| 5standard | 179 | Koide, Masaru (1544) | Won 2-1 | +181538 |
| 6standard | 89 | Kojima, Yoshimasa (1589) | Lost 0-2 | -171521 |
| 7standard | 114 | Ootsuka, Koutarou (1585) | Lost 0-2 | -171504 |
| 8standard | 184 | Kawabata, Yukito (1539) | Lost 0-2 | -171487 |
| top | average opponent: 1533record: 3-4 | new rating: 1487 | ||
| Grand Prix Shizuoka 2003 (MRD limited) | starting rating: 1501 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 103 | Takahasi, Tooru (1506) | Won 2-0 | +181519 |
| 2sealed | 65 | Taniguchi, Atsushi (1372) | Won 2-1 | +161535 |
| 3sealed | 40 | Date, Tsutomu (1580) | Lost 1-2 | -171518 |
| 4sealed | 112 | Hatta, Shinichirou (1517) | Lost 0-2 | -181500 |
| 5sealed | 187 | Yun, Suhan (1585) | Lost 1-2 | -171483 |
| 6sealed | 183 | Sato, Kimihiko (1539) | Lost 0-2 | -171466 |
| 7sealed | 150 | Watanabe, Hayato (1467) | Won 2-1 | +181484 |
| 8sealed | 114 | Iwade, Takashi (1513) | Won 2-0 | +191503 |
| top | average opponent: 1510record: 4-4 | new rating: 1503 | ||
| Grand Prix Yokohama 2003 (Onslaught block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 124 | Takaishi, Yuuri (1500) | Lost 0-2 | -181482 |
| 2block | 322 | Nakamura, Motoka (1482) | Lost 1-2 | -181464 |
| 3block | 372 | Kishi, Hideyuki (1464) | Won 2-1 | +181482 |
| 4block | 337 | Tsujimoto, Hideki (1591) | Won 2-1 | +201502 |
| 5block | 250 | Katou, Masanari (1485) | Won 2-0 | +181520 |
| 6block | 168 | Tajiri, Satoshi (1486) | Lost 0-2 | -191501 |
| 7block | 249 | Okutomi, Hiromitsu (1513) | Lost 0-2 | -181483 |
| 8block | 219 | Takeshita, Yuki (1491) | Won 2-1 | +181501 |
| top | average opponent: 1501record: 4-4 | new rating: 1501 | ||